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Cathexis Ventures

Venture Capital

Cathexis Ventures is the venture capital arm of a single-family office based in Houston, investing in early-stage companies across sectors with initial checks of $250K-$1M and the ability to write follow-on checks up to eight figures.

Houston, United States · 36+ investments · 81 portfolio companies

Seed
Early Stage
Pre-Seed
Healthcare
Logistics
Hardware
SaaS
Developer Tools
Headquarters
Houston, United States
Founded
2018
Website
cathexis.ventures
AUM
$1.3B
Portfolio Companies
81
Total Investments
36
Last Investment
Feb 2025
Geographic Focus
North America, United States, International

Investment Thesis

Early stage venture capital arm of Cathexis Holdings, a single-family office. Invests in extraordinary founders building products people want with speed and efficiency. Primarily Seed stage (80%), North America (70%), SaaS focus (60%). Initial checks $250K-$1M, up to $10M.

Cathexis Ventures is a Venture Capital firm based in Houston, United States. It has made 36 investments in Healthcare and Logistics, including Shipmates, SockSoho and Clinikally.

Portfolio81

Co-investors24

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24 co-investors across 122 shared portfolio companies — who they back alongside, and how often they lead.

Venture Capital ×23 · Accelerator ×1 · 45 shared rounds

Investment History

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